3655111138848 has 192 divisors, whose sum is σ = 11505718224000. Its totient is φ = 1122208404480.

The previous prime is 3655111138801. The next prime is 3655111138867. The reversal of 3655111138848 is 8488311115563.

3655111138848 is a `hidden beast` number, since 3 + 6 + 5 + 511 + 1 + 1 + 3 + 88 + 48 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3655111138794 and 3655111138803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4825003 + ... + 5530901.

It is an arithmetic number, because the mean of its divisors is an integer number (59925615750).

Almost surely, 2^{3655111138848} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3655111138848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5752859112000).

3655111138848 is an abundant number, since it is smaller than the sum of its proper divisors (7850607085152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3655111138848 is a wasteful number, since it uses less digits than its factorization.

3655111138848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706392 (or 706378 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 54.

The spelling of 3655111138848 in words is "three trillion, six hundred fifty-five billion, one hundred eleven million, one hundred thirty-eight thousand, eight hundred forty-eight".